"The producers asked him to ramble a bit about whatever subject he wanted," the clip explains. "What follows is one continuous take of that scene — 100 percent improvised."

Starting from the first envisioned scene of J.J. Abrams' "Star Wars" sequel, Oswalt's pitch includes Boba Fett surviving his tumble into the sarlacc pit in "Return of the Jedi," a repurposed Imperial Star Destroyer taken over by the rebels, Jedi knight Luke Skywalker training padawan's with his father's red light saber, and even Thanos — the villain teased at the end of "The Avengers."